I found that the only place it worked was when attached to the base of my toe clip, the large flat metal plate, basically for it to work the sensor needs to be trigured, I'm hoping it may work on my zen chainring which is a bit thicker, ie bigger surface area.
I found that the only place it worked was when attached to the base of my toe clip, the large flat metal plate, basically for it to work the sensor needs to be trigured, I'm hoping it may work on my zen chainring which is a bit thicker, ie bigger surface area.